iconcharts
0

CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i9-14900HX vs Ultra 9 275HX vs AMD Ryzen 9 7945HX3D

All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 1959 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.

  • The first section will show basic information for each CPU selected.
  • The additional graphs shows the CPU Mark and Single Thread values of each CPU selected.
  • An accompany graph, if price data is available, will shows the value for money, in terms of the CPU Mark/Thread Rating per dollar.
  • The last section will show approximate yearly running costs for the CPUs.

×Intel Core i9-14900HX×Intel Core Ultra 9 275HX×AMD Ryzen 9 7945HX3D+ ADD
Price Search Online Search Online Search Online
Socket TypeFCBGA1964FCBGA2114FL1
CPU ClassLaptopLaptopLaptop
Clockspeed2.2 GHz2.7 GHz2.3 GHz
Turbo SpeedUp to 5.8 GHzUp to 5.4 GHzUp to 5.4 GHz
# of Physical Cores24 (Threads: 32)24 (Threads: 24)16 (Threads: 32)
CacheL1: 2,176KB, L2: 32.0MB, L3: 36MBL1: 2,432KB, L2: 40.0MB, L3: 36MBL1: 1,024KB, L2: 16.0MB, L3: 32MB
TDP55W55W55W
Yearly Running Cost$10.04$10.04$10.04
OtherIntel UHD Graphics for 14th Gen Intel ProcessorsIntel Graphics, Intel AI BoostAMD Radeon 610M
First Seen on ChartQ1 2024Q1 2025Q4 2023
# of Samples1903155
CPU Value67.20.00.0
Single Thread Rating(% diff. to max in group)4312(-8.9%)4732(0.0%)4066(-14.1%)
CPU Mark(% diff. to max in group)45624(-25.2%)61010(0.0%)57112(-6.4%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 11th of February 2025 - Higher results represent better performance
Intel Core i9-14900HX
45,624
Intel Core Ultra 9 275HX
61,010
AMD Ryzen 9 7945HX3D
57,112
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 11th of February 2025 - Higher results represent better value
Intel Core i9-14900HX
67.2
Intel Core Ultra 9 275HX
NA
AMD Ryzen 9 7945HX3D
NA
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 11th of February 2025 - Higher results represent better performance
Intel Core i9-14900HX
4,312
Intel Core Ultra 9 275HX
4,732
AMD Ryzen 9 7945HX3D
4,066
PassMark Software © 2008-2025
Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day Average CPU Utilization (0-100%)1 Power cost, $ per kWh2
8
25
1Average user usage is typically low and can vary from task to task. An estimate load 25% is nominal.
2Typical power costs vary around the world. Check your last power bill for details. Values of $0.15 to $0.45 per kWh are typical.
Intel Core i9-14900HX Intel Core Ultra 9 275HX AMD Ryzen 9 7945HX3D
Max TDP55W55W55W
Power consumption per day (kWh)NANANA
Running cost per dayNANANA
Power consumption per year (kWh)NANANA
Running cost per yearNANANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.